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From: Adhemerval Zanella <azanella@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc/azanella/y2038] tst: Add test for clock_settime Date: Thu, 4 Mar 2021 11:30:12 +0000 (GMT) [thread overview] Message-ID: <20210304113012.B7F5839DC4CB@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=69f43991729d8167d9020f2882c1c3e2a49e4e96 commit 69f43991729d8167d9020f2882c1c3e2a49e4e96 Author: Lukasz Majewski <lukma@denx.de> Date: Mon Jan 18 16:59:23 2021 +0100 tst: Add test for clock_settime This code brings test to check if time on target machine is properly set. To avoid any issues with altering the time: - The time, which was set before the test was executed is restored. - The time is altered only when cross-test-ssh.sh is executed with --allow-time-setting flag Diff: --- time/Makefile | 2 +- time/tst-clock_settime.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 46 insertions(+), 1 deletion(-) diff --git a/time/Makefile b/time/Makefile index a52b6b94bc..b3c5368c3b 100644 --- a/time/Makefile +++ b/time/Makefile @@ -48,7 +48,7 @@ tests := test_time clocktest tst-posixtz tst-strptime tst_wcsftime \ tst-strptime3 bug-getdate1 tst-strptime-whitespace tst-ftime \ tst-tzname tst-y2039 bug-mktime4 tst-strftime2 tst-strftime3 \ tst-clock tst-clock2 tst-clock_nanosleep tst-cpuclock1 \ - tst-adjtime tst-ctime tst-difftime tst-mktime4 + tst-adjtime tst-ctime tst-difftime tst-mktime4 tst-clock_settime include ../Rules diff --git a/time/tst-clock_settime.c b/time/tst-clock_settime.c new file mode 100644 index 0000000000..2abf6b8eb8 --- /dev/null +++ b/time/tst-clock_settime.c @@ -0,0 +1,45 @@ +/* Test for clock_settime (in VM) + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <time.h> +#include <support/check.h> +#include <support/xtime.h> + +#define TIMESPEC_SEC_Y2038_OV 0x7FFFFFFF +#define FUTURE_TIME (TIMESPEC_SEC_Y2038_OV - 10) + +static int +do_test (void) +{ + const struct timespec tv = { FUTURE_TIME, 0}; + struct timespec tv_future, tv_now; + + tv_now = xclock_now(CLOCK_REALTIME); + xclock_settime(CLOCK_REALTIME, &tv); + tv_future = xclock_now(CLOCK_REALTIME); + + /* Restore old time value on target machine. */ + xclock_settime(CLOCK_REALTIME, (const struct timespec*) &tv_now); + + if (tv_future.tv_sec < tv.tv_sec) + FAIL_EXIT1 ("clock_settime set wrong time!\n"); + + return 0; +} + +#include <support/test-driver.c>
next reply other threads:[~2021-03-04 11:30 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-04 11:30 Adhemerval Zanella [this message] -- strict thread matches above, loose matches on Subject: below -- 2021-03-04 17:37 Adhemerval Zanella 2021-03-02 12:31 Adhemerval Zanella 2021-03-01 17:36 Adhemerval Zanella 2021-02-26 20:42 Adhemerval Zanella 2021-02-23 20:40 Adhemerval Zanella 2021-02-23 12:37 Adhemerval Zanella
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